DL2816
DL2816 (Delta Air Lines) is a multi-stop service on 9 routes, busiest Seattle to Salt Lake City. Of 406 departures recorded from December 2024 to July 2026, 84.0% left on time, according to the US BTS.
- On-time departures84.0%of 406 flights
- Average delay10.5 min
- July 202652▲ 67.7%vs July 2025
- Cancelled1.5%
- Legs flown under this number9
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods13 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 4 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 17 | 30 | ▲ 76.5% |
| May | 31 | 50 | ▲ 61.3% |
| June | 30 | 50 | ▲ 66.7% |
| July | 31 | 52 | ▲ 67.7% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 8 | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods13 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 100.0% | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 70.6% | 86.7% | ▲ 22.8% |
| May | 87.1% | 84.0% | ▼ 3.6% |
| June | 90.0% | 72.9% | ▼ 19.0% |
| July | 90.3% | 64.6% | ▼ 28.5% |
| August | 90.3% | – | – |
| September | 96.7% | – | – |
| October | 96.8% | – | in progress |
| November | 87.5% | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · December 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods13 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | – | – |
| February | – | – | – |
| March | – | – | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 2 | – |
| July | 0 | 4 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | – | – | – |
according to the US BTS · December 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.5% 400
- Cancelled 1.5% 6
Share of all recorded flights in the period, all legs. · Dec 16, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA SLC Seattle–Tacoma International Airport – Salt Lake City International Airport | 1,107 | 1.3 min | 92.5% | 186 |
| ORD BOS Chicago O'Hare International Airport – Boston Logan International Airport | 1,391 | 31.3 min | 65.9% | 91 |
| BOS ORD Boston Logan International Airport – Chicago O'Hare International Airport | 1,391 | 9.6 min | 86.4% | 91 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| December 2024 | 11 | 11 | 90.9% | 0 |
| January 2025 | 4 | 4 | 100.0% | 0 |
| April 2025 | 17 | 17 | 70.6% | 0 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 30 | 30 | 90.0% | 0 |
| July 2025 | 31 | 31 | 90.3% | 0 |
| August 2025 | 31 | 31 | 90.3% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 96.8% | 0 |
| November 2025 | 8 | 8 | 87.5% | 0 |
| April 2026 | 30 | 30 | 86.7% | 0 |
| May 2026 | 50 | 50 | 84.0% | 0 |
| June 2026 | 50 | 48 | 72.9% | 2 |
| July 2026 | 52 | 48 | 64.6% | 4 |